Send 'analysis.flushResults' on file removal.

pkg/analysis_server/lib/src/context_manager.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library context.directory.manager;
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:convert';
 import 'dart:core';
@@ skipping 328 matching lines @@
    */
   AnalysisDriver addAnalysisDriver(Folder folder, AnalysisOptions options);
 
   /**
    * Create and return a new analysis context rooted at the given [folder], with
    * the given analysis [options].
    */
   AnalysisContext addContext(Folder folder, AnalysisOptions options);
 
   /**
+   * The given [file] was removed from the folder analyzed in the [driver].
+   */
+  void applyFileRemoved(AnalysisDriver driver, String file);
+
+  /**
    * Called when the set of files associated with a context have changed (or
    * some of those files have been modified).  [changeSet] is the set of
    * changes that need to be applied to the context.
    */
   void applyChangesToContext(Folder contextFolder, ChangeSet changeSet);
 
   /**
    * Signals that the context manager has started to compute a package map (if
    * [computing] is `true`) or has finished (if [computing] is `false`).
    */
@@ skipping 1113 matching lines @@
                       absolutePathContext.append(directoryPath, PUBSPEC_NAME))
                   .exists) {
                 _mergeContext(info);
                 return;
               }
             }
           }
         }
 
         if (enableNewAnalysisDriver) {
-          info.analysisDriver.removeFile(path);
+          callbacks.applyFileRemoved(info.analysisDriver, path);
         } else {
           List<Source> sources = info.context.getSourcesWithFullName(path);
           if (!sources.isEmpty) {
             ChangeSet changeSet = new ChangeSet();
             sources.forEach((Source source) {
               changeSet.removedSource(source);
             });
             callbacks.applyChangesToContext(info.folder, changeSet);
             info.sources.remove(path);
           }
@@ skipping 433 matching lines @@
     }
     return _embedderLocator;
   }
 
   @override
   SdkExtensionFinder getSdkExtensionFinder(ResourceProvider resourceProvider) {
     return _sdkExtensionFinder ??=
         new SdkExtensionFinder(buildPackageMap(resourceProvider));
   }
 }